/*
* Copyright 2003-2013 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jetbrains.mps.idea.core.data;
import com.intellij.ide.impl.dataRules.GetDataRule;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.actionSystem.DataProvider;
import com.intellij.openapi.actionSystem.PlatformDataKeys;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import jetbrains.mps.ide.project.ProjectHelper;
import jetbrains.mps.smodel.SModelFileTracker;
import jetbrains.mps.vfs.FileSystem;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.mps.openapi.model.SModel;
import java.util.ArrayList;
import java.util.List;
/**
* evgeny, 6/28/13
*/
public class ModelsDataRule implements GetDataRule {
@Nullable
@Override
public Object getData(DataProvider dataProvider) {
VirtualFile[] virtualFiles = PlatformDataKeys.VIRTUAL_FILE_ARRAY.getData(dataProvider);
if (virtualFiles == null) {
return null;
}
final Project project = CommonDataKeys.PROJECT.getData(dataProvider);
if (project == null) {
return null;
}
List<SModel> result = new ArrayList<SModel>();
for (VirtualFile f : virtualFiles) {
final SModel model = SModelFileTracker.getInstance(ProjectHelper.getProjectRepository(project)).findModel(FileSystem.getInstance().getFileByPath(f.getPath()));
if (model != null) {
result.add(model);
}
}
return result.isEmpty() ? null : result;
}
}